Counters MCQ’s

Digital Circuits Electronics & Communication Engineering

This set of Digital Circuits Multiple Choice Questions & Answers (MCQs) focuses on “Counters”.

1. A counter circuit is usually constructed of ____________
a) A number of latches connected in cascade form
b) A number of NAND gates connected in cascade form
c) A number of flip-flops connected in cascade
d) A number of NOR gates connected in cascade form

2. What is the maximum possible range of bit-count specifically in n-bit binary counter consisting of ‘n’ number of flip-flops?
a) 0 to 2n
b) 0 to 2n + 1
c) 0 to 2n – 1
d) 0 to 2n+1/2

3. In digital logic, a counter is a device which ____________
a) Counts the number of outputs
b) Stores the number of times a particular event or process has occurred
c) Stores the number of times a clock pulse rises and falls
d) Counts the number of inputs

4. How many types of the counter are there?
a) 2
b) 3
c) 4
d) 5

5. Ripple counters are also called ____________
a) SSI counters
b) Asynchronous counters
c) Synchronous counters
d) VLSI counters

6. Three decade counter would have ____________
a) 2 BCD counters
b) 3 BCD counters
c) 4 BCD counters
d) 5 BCD counters

7. A decimal counter has ______ states.
a) 5
b) 10
c) 15
d) 20

8. Synchronous counter is a type of ____________
a) SSI counters
b) LSI counters
c) MSI counters
d) VLSI counters

9. BCD counter is also known as ____________
a) Parallel counter
b) Decade counter
c) Synchronous counter
d) VLSI counter

10. The parallel outputs of a counter circuit represent the _____________
a) Parallel data word
b) Clock frequency
c) Counter modulus
d) Clock count

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